[hibernate-dev] Hibernate Integrator Causes Flush When Using JPA Transactions Around Queries

[Gail Badner]

This mailing list is for hibernate developers to discuss Hibernate
development. Please use the user forum for help:
https://forum.hibernate.org/.



On Wed, Aug 26, 2015 at 9:38 PM, Wolfgang Wedemeyer <wolfgang at crypteron.com>
wrote:

> Greetings Hibernate Developers!
>
> I'm working on an Integrator for Hibernate (background on Integrators:
> https://docs.jboss.org/hibernate/orm/4.3/manual/en-US/html/ch14.html#objectstate-decl-security
> <
> https://docs.jboss.org/hibernate/orm/4.3/manual/en-US/html/ch14.html#objectstate-decl-security>)
> that by using listeners is supposed to take my data from how it's stored in
> the DB and convert it into a different form for processing at runtime. This
> works great when saving the data using .persist() however there's an odd
> behavior involving transactions. It appears that since the Integrator does
> a modification on the entity in question it gets marked as "dirty" and upon
> committing this odd transaction, it bypasses my event listeners and writes
> the value back in the wrong format! How can I write my Integrator to behave
> correctly in this case so that I can "undo" the conversion that has
> happened with my entities at runtime and not flush the wrong value out?
>
> I have further details including quickstart tutorial code that uncovered
> the issue for me posted on Stack Overflow:
> http://stackoverflow.com/questions/31671824/hibernate-integrator-causes-flush-when-using-jpa-transactions-around-queries
> <
> http://stackoverflow.com/questions/31671824/hibernate-integrator-causes-flush-when-using-jpa-transactions-around-queries
> >
> but have yet to receive any responses. Feel free to reply there or send me
> a response back to this email if you can be of assistance.
>
> Thanks,
> Wolfgang
> _______________________________________________
> hibernate-dev mailing list
> hibernate-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/hibernate-dev
>